Heat sink
NOTE: All heat sink spare part kits include replacement thermal material.
Table 5-9 Heat sink descriptions and part numbers
Description Spare part number
Heat sink L52217-001
Before removing the heat sink, follow these steps:
1. Prepare the computer for disassembly (Preparation for disassembly on page 31).
2. Place the computer in Battery Safe mode (Battery Safe mode on page 31).
3. Remove the bottom cover (Bottom cover on page 32).
4. Remove the battery (Battery on page 33).
Remove the heat sink:
1. In the order indicated on the heat sink, loosen the four captive Phillips screws (1) that secure the heat
sink to the system board.
2. Lift the tape that secures the heat sink to the fan (2).
3. Remove the heat sink from the system board (3).
42 Chapter 5 Removal and replacement procedures for authorized service provider parts
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